Development of graphene

Heatsink is a heat exchanger used to transfer heat generated by a mechanical or an electronic device to the surrounding environment, currently black anodized aluminium based heatsink body is being used in the heat exchanger applications for the attenuators. Attenuators are an electrical component th...

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Main Author: K.Logaasundrum
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Published: 2023
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spelling my.uniten.dspace-212392023-05-04T15:57:43Z Development of graphene Based flexiible attenuator for heat sink application K.Logaasundrum Graphene Flexible Heat Sink Heatsink is a heat exchanger used to transfer heat generated by a mechanical or an electronic device to the surrounding environment, currently black anodized aluminium based heatsink body is being used in the heat exchanger applications for the attenuators. Attenuators are an electrical component that are designed to reduce the amplitude of a signal passing through the component without significantly degrading the integrity of the signal. This research focuses on replacing the aluminium based heat sink with graphene based hybrid material heat sink in the application of heat sink for the attenuators. This is due to the ability of graphene-based material to conduct heat efficiently compared to the aluminium, thus increasing the heat dissipation properties of the material and component. This research focuses on producing five different types of composite pure graphene, graphene aluminium hybrid, graphene zinc hybrid, graphene silicon dioxide hybrid and pure epoxy hardener. The composite of pure graphene, graphene aluminium hybrid, graphene zinc hybrid and graphene silicon dioxide hybrid were produced in different proportion of 0.03% wt, 0.06% wt and 0.09% wt of the hybrid solution. There is an overall of 13 samples that were produced. The characterization test was conducted on the samples, the mechanical properties of the samples produced were tested using the tensile testing. Based on the results obtained for the tensile testing the sample with the highest tensile stress, lowest tensile stress and the pure epoxy hardener was cut into smaller specimen. In addition to that, these samples were sent for the scanning electron microscope (SEM) testing to determine the morphological structure and the content of material of the samples. Furthermore, the thermal conductivity test was conducted on three different types of composite graphene aluminium hybrid, graphene zinc hybrid and graphene silicon dioxide hybrid. Based on the obtained thermal conductivity test result, the composite with good heat dissipation properties could be determined. The composite with remarkable results based on the test conducted can be used as an alternative to replace aluminium based heat sink. 2023-05-03T16:19:25Z 2023-05-03T16:19:25Z 2020-02 https://irepository.uniten.edu.my/handle/123456789/21239 application/pdf
institution Universiti Tenaga Nasional
building UNITEN Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Tenaga Nasional
content_source UNITEN Institutional Repository
url_provider http://dspace.uniten.edu.my/
topic Graphene
Flexible
Heat Sink
spellingShingle Graphene
Flexible
Heat Sink
K.Logaasundrum
Development of graphene
description Heatsink is a heat exchanger used to transfer heat generated by a mechanical or an electronic device to the surrounding environment, currently black anodized aluminium based heatsink body is being used in the heat exchanger applications for the attenuators. Attenuators are an electrical component that are designed to reduce the amplitude of a signal passing through the component without significantly degrading the integrity of the signal. This research focuses on replacing the aluminium based heat sink with graphene based hybrid material heat sink in the application of heat sink for the attenuators. This is due to the ability of graphene-based material to conduct heat efficiently compared to the aluminium, thus increasing the heat dissipation properties of the material and component. This research focuses on producing five different types of composite pure graphene, graphene aluminium hybrid, graphene zinc hybrid, graphene silicon dioxide hybrid and pure epoxy hardener. The composite of pure graphene, graphene aluminium hybrid, graphene zinc hybrid and graphene silicon dioxide hybrid were produced in different proportion of 0.03% wt, 0.06% wt and 0.09% wt of the hybrid solution. There is an overall of 13 samples that were produced. The characterization test was conducted on the samples, the mechanical properties of the samples produced were tested using the tensile testing. Based on the results obtained for the tensile testing the sample with the highest tensile stress, lowest tensile stress and the pure epoxy hardener was cut into smaller specimen. In addition to that, these samples were sent for the scanning electron microscope (SEM) testing to determine the morphological structure and the content of material of the samples. Furthermore, the thermal conductivity test was conducted on three different types of composite graphene aluminium hybrid, graphene zinc hybrid and graphene silicon dioxide hybrid. Based on the obtained thermal conductivity test result, the composite with good heat dissipation properties could be determined. The composite with remarkable results based on the test conducted can be used as an alternative to replace aluminium based heat sink.
format
author K.Logaasundrum
author_facet K.Logaasundrum
author_sort K.Logaasundrum
title Development of graphene
title_short Development of graphene
title_full Development of graphene
title_fullStr Development of graphene
title_full_unstemmed Development of graphene
title_sort development of graphene
publishDate 2023
_version_ 1806424555661557760
score 13.222552